TROUBLESHOOTING CHECKS BEFORE TROUBLESHOOTING
20-212 PC58UU-3
1
CHECKS BEFORE TROUBLESHOOTING
Item
Judgement
standard
Remedy
Lubricating oil, coolant
1. Check fuel level, type of fuel
—Add fuel
2. Check for impurities in fuel
— Clean, drain
3. Check hydraulic oil level
—Add oil
4. Check hydraulic strainer
— Clean, drain
5. Check hydraulic filter (Torque converter, transmission oil)
—Replace
6. Check brake oil level
—Add oil
7. Check engine oil level
—Add oil
8. Check coolant level
— Add coolant
9. Check dust indicator for clogging
— Clean or replace
Electrical
equipment
10. Check for looseness, corrosion of battery terminal, wiring
— Tighten or replace
11. Check for looseness, corrosion of alternator terminal, wir-
ing
— Tighten or replace
12. Check for looseness, corrosion of starting motor terminal,
wiring
— Repair or replace
13. Check operation of instruments
— Repair or replace
Hydraulic,
mechanical
equipment
14. Check for abnormal noise, smell
— Repair
15. Check for oil leakage
— Repair
16. Carry out air bleeding
— Bleed air
17. Check effect of parking brake, wheel brake
—
Adjust, repair or
replace
Electrical equipment
18. Check battery voltage (engine stopped)
10 - 15 V Repair or replace
19. Check battery electrolyte level
— Add or replace
20. Check for discolored, burnt, exposed wiring
— Repair or replace
21. Check for missing wiring clamps, hanging wire
— Repair
22. Check for water leaking on wiring (pay particular attention
to water leaking on connectors or terminals)
—
Disconnect
connector and dry
23. Check for blown, corroded fuses
After running for
several minutes:
13.5 - 14.5 V
Replace
24. Check alternator voltage (engine running at 1/2 throttle or
above) (If the battery charge is low, the voltage may be
approximately. 25V immediately after charging)
Check, repair or
replace
25. Sound of actuation of battery relay (when starting switch
is turned ON/OFF)
—Replace
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